{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006340},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005326","490:4900007320","490:4900005329","490:4900006218","490:4900007678","490:4900007453","490:4900005716","490:4900007074","490:4900007073","490:4900005186","490:4900006451","490:4900006822","490:4900007196","490:4900006947","490:4900005455","490:4900005454","490:4900006452","490:4900005328","490:4900007331","490:4900007330","490:4900007081","490:4900003953","490:4900006220","490:4900006337","490:4900006946"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.26421192180478603,0.08390174503868916,0.07702687655874456,0.059490942320602064,0.05639995714763727,0.048922175349179926,0.030729495690488634,0.029678807785906258,0.025279686139424672,0.013446019586239165,0.011787749343679927,0.005571682143677575,0.004864642554443809,0.004696598136534442,0.004571713461042435,0.0040297794982095125,0.00370627516658282,0.0032601641617881726,0.0028127545050096745,0.0026542477873258826,0.0022940358617868735,0.0020452059257612615,0.0019071876552662831,0.001785034614150151,0.0014783956124990894],"twin_dists":[0.2118987943712882,0.28913391365233887,0.2940790246137286,0.30854041205972565,0.31144361758898276,0.31905403876971344,0.3427570697756466,0.3444648484060391,0.35223311994459566,0.3812683257404438,0.3870475219213577,0.4184320680523539,0.42386711398331384,0.4252637640717562,0.42633136593546406,0.4312945225441454,0.4345549848618013,0.4395048492509133,0.44513392632459553,0.4473264228111259,0.4527925554336236,0.4570495895227405,0.4596208582689689,0.46204361500092617,0.4688738023665857],"n_dims_used":45,"mean_confidence":0.9089735243055556},"coverage":{"mean_confidence":0.9089735243055556,"n_dims_used":45,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}